'The Semaphore', Volume 1, Number 11, November 1924, 20 pages. A monthly publication of the Great Northern Railway Club, Saint Paul, Minnesota, it was edited by W.N.S. Ivins. Articles include: John Boyd Elected President of Club, GN Income Statement, Editorial, Train Performance, Puzzle Column, Bugle Blasts, Women?s Club.

'The Semaphore', Volume 1, Number 10, October 1924, 20 pages. A monthly publication of the Great Northern Railway Club, Saint Paul, Minnesota, it was edited by W.N.S. Ivins. Articles include: Club Renews Activities, Company Making Free Distribution of Blooded Cattle, GN Income Statement, First Millstones on West Coast, Editorial, Puzzle Column, Bugle Blasts, Women?s Club.

'The Semaphore', Volume 1, Number 9, September 1924, 20 pages. A monthly publication of the Great Northern Railway Club, Saint Paul, Minnesota, it was edited by W.N.S. Ivins. Articles include: Company Stock, Mr. Budd Writes, Editorial, General Office Employes Picnic at Spring Park, Puzzle Column, Veterans? Corner, Bugle Blast, Women?s Club.

'Great Northern Semaphore', Volume 2, Number 4, April 1925, 36 pages. A monthly publication of the Great Northern Railway Company, Saint Paul, Minnesota, it was edited by W.N.S. Ivins. Articles include: New Chicago Ticket Office, The Men Behind the Rail, Spokane?s Pride, Great Northern Ore Docks, View of Ore Operations, Former Great Northern Chief Honored, Oriental Not Rightly Named, Hillyard First Aid Room, Wenatchee Fruit Industry, The Wrecking Engineer, Pullman Paragraphs, Trainload of Autos. Children?s Page, Club Activities, Division News, Editorial, Fashions, Honor Roll, Puzzles, Safety, Sports, Women?s Department, Veterans? Corner.

'Great Northern Semaphore', Volume 3, Number 4, April 1926, 44 pages. A monthly publication of the Great Northern Railway Company, Saint Paul, Minnesota, it was edited by W.N.S. Ivins. Articles include: Hauling Timber to the Mill, America?s Timberland, History of a Flathead Tie, Ancient Civilization Revealed, First Eastern Minnesota Engine, Live Stock Shipments, In Their Native Habitat, Six Splendid Sons, Mountain Hiking, Picturesque Great Northern Bridges, Children?s Health Page, Club Activities, Current Events, Division News, Editorial, Employes? Homes, Fashions, Honor Roll, House Plans, Kiddies? Picture Page, Meritorious Mention, Pullman Paragraphs, Safety First, Veteran?s Corner, Women?s Page.

'Great Northern Semaphore', Volume 4, Number 4, April 1927, 44 pages. A monthly publication of the Great Northern Railway Company, Saint Paul, Minnesota, it was edited by Edward F. Flynn. Articles include: Duluth The Zenith City, Superior Wisconsin, Head of the Lakes District, Storage Facilities, Our Directors Jackson E Reynolds, Duluth Terminal Facilities, Great Northern Instruction Train, Along the Line, Children?s Health Page, Club Activities, Division News, Editorial, Fashions, Honor Roll, Kiddies? Picture Page, Meritorious Mention, Safety First, Veteran?s Corner, Women?s Page.

'Great Northern Semaphore', Volume 5, Number 4, April 1928, 44 pages. A monthly publication of the Great Northern Railway Company, Saint Paul, Minnesota, it was edited by Edward F. Flynn. Articles include: New Saco-Turner Branch Line, On Valley, A Popular and Profitable Occupation, Lignite Coal Loading in North Dakota, A Tribute to P.L. Clarity, ?Why Stop the Business of the Busy World??, A Page of Employes? Homes, More Than Half a Century in Great Northern Service, New Station Superintendent, Children?s Health Page, Club Activities, Division News, Editorial, Kiddies? Group, Meritorious Mention, Veteran?s Corner, Women?s Page.

'Great Northern Semaphore', Volume 2, Number 8, August 1925, 44 pages. A monthly publication of the Great Northern Railway Company, Saint Paul, Minnesota, it was edited by W.N.S. Ivins. Articles include: Reinforcing Columbia River Bridge, Chicago's New Station, Saint Paul Headquarters City, Upper Missouri Historical Expedition, Par at Scobey, The New York Office, Claim Agents' Convention, Another Beauty Spot - Dale Street Shops, Tower Score Boards, Havre Homes of Great Northern Employes, Kalispell Dude Ranch, Great Northern Surgeons Convention, Where is St. Cloud ?, Troy Terminal Improvements. Children?s Health Page, Club Activities, Division News, Editorial, Fashions, Puzzles, Reminiscences, Safety First, Sports, Women?s Page, Veterans? Corner, Honor Roll, House Plans, Pullman Paragraphs, Kiddies? Picture Page.

'Great Northern Semaphore', Volume 3, Number 8, August 1926, 48 pages. A monthly publication of the Great Northern Railway Company, Saint Paul, Minnesota, it was edited by W.N.S. Ivins. Articles include: Devils Gulch Garretson S.D., The Roll of the Drums, Great Northern Service, Bound to Work for the GN, Keep Mail Trains Fit, Storekeepers? Meeting, The Cleveland Office, Zonolite, Scenes of Interest at Belton Montana, Fine Store at Mississippi Street, Indian Princess Popular, Children?s Health Page, Club Activities, Current Events, Division News, Editorial, Employes? Homes, Fashions, Honor Roll, House Plans, Kiddies? Picture Page, Meritorious Mention, Safety First, Veteran?s Corner, Women?s Page.

'Great Northern Semaphore', Volume 4, Number 8, August 1927, 44 pages. A monthly publication of the Great Northern Railway Company, Saint Paul, Minnesota, it was edited by Edward F. Flynn. Articles include: Lewis and Clark Bridge Dedicated, Remarkable Miniature Railway, Aerolite Makes Alternating Current, Cascade Tunnel Crews Make Record, Business Getters, Children?s Health Page, Club Activities, Division News, Editorial, Employes? Homes, Kiddies? Group, Meritorious Mention, Safety First, Veteran?s Corner, Women?s Page.